20283420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{311}}^1\times {\mathrm{1087}}^1$

素因数の和:1410

約数の個数: 48

約数和(自身を含む): 57028608

約数和(自身を除く): 36745188

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 311, 622, 933, 1087, 1244, 1555, 1866, 2174, 3110, 3261, 3732, 4348, 4665, 5435, 6220, 6522, 9330, 10870, 13044, 16305, 18660, 21740, 32610, 65220, 338057, 676114, 1014171, 1352228, 1690285, 2028342, 3380570, 4056684, 5070855, 6761140, 10141710, 20283420]

約数ペア:

[(1, 20283420), (2, 10141710), (3, 6761140), (4, 5070855), (5, 4056684), (6, 3380570), (10, 2028342), (12, 1690285), (15, 1352228), (20, 1014171), (30, 676114), (60, 338057), (311, 65220), (622, 32610), (933, 21740), (1087, 18660), (1244, 16305), (1555, 13044), (1866, 10870), (2174, 9330), (3110, 6522), (3261, 6220), (3732, 5435), (4348, 4665)]